Thepaperfirstintroducestheconcepts,methodandrecentdevelopmentofWebGIStechnology,thendiscussesthefunctionalityandapplicationprospectofWebGISinthefieldofseismologicalstudy,finallythepapergivesapresentationonapplicationofWebGIStoseismologicalstudyandconstructsaWebGISinformationsystemforseismologicalstudybyusingGIScomponentMO/MOIMS.ThesystembasedonBrowser/ServerarchitecturecanimplementsthesharingofspatialdataandGISapplicationsandpartlycollaboratingwork.ThisWebGISsolutionhasimportantsignificanceforseismologicalstudyanddeservestofurtherresearch.
